The greatest justification for travel is not self-improvement but rather performing a vanishing act, disappearing without a trace.
... the grand tour is just the inspired man's way of heading home.
Gain a modest reputation for being unreliable and you will never be asked to do a thing.
travel [is] flight and pursuit in equal parts.
It's not fashionable but I like to spit out of the window of a moving train.
The wish to travel seems to me characteristically human: the desire to move, to satisfy your curiosity or ease your fears, to change the circumstances of your life, to be a stranger, to make a friend, to experience an exotic landscape, to risk the unknown.